CMake/Source/cmVTKWrapTclCommand.cxx

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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
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Copyright (c) 2002 Insight Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#include "cmVTKWrapTclCommand.h"
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// cmVTKWrapTclCommand
bool cmVTKWrapTclCommand::InitialPass(std::vector<std::string> const& argsIn)
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{
if(argsIn.size() < 3 )
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{
this->SetError("called with incorrect number of arguments");
return false;
}
std::vector<std::string> args;
// keep the library name
m_LibraryName = argsIn[0];
if (argsIn[1] == std::string("SOURCES"))
{
m_Makefile->ExpandSourceListArguments(argsIn, args, 3);
}
else
{
m_Makefile->ExpandSourceListArguments(argsIn, args, 2);
}
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// Now check and see if the value has been stored in the cache
// already, if so use that value and don't look for the program
if(!m_Makefile->IsOn("VTK_WRAP_TCL"))
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{
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return true;
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}
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// extract the sources and commands parameters
std::vector<std::string> sources;
bool doing_sources = true;
for(std::vector<std::string>::const_iterator j = (args.begin() + 1);
j != args.end(); ++j)
{
if(*j == "SOURCES")
{
doing_sources = true;
}
else if (*j == "COMMANDS")
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{
doing_sources = false;
}
else
{
if(doing_sources)
{
sources.push_back(*j);
}
else
{
m_Commands.push_back(*j);
}
}
}
// get the list of classes for this library
if (sources.size())
{
// what is the current source dir
std::string cdir = m_Makefile->GetCurrentDirectory();
// get the resulting source list name
m_SourceList = sources[0];
std::string sourceListValue;
// was the list already populated
const char *def = m_Makefile->GetDefinition(m_SourceList.c_str());
if (def)
{
sourceListValue = def;
sourceListValue += ";";
}
// Create the init file
std::string res = m_LibraryName;
res += "Init.cxx";
sourceListValue += res;
for(std::vector<std::string>::iterator j = (sources.begin() + 1);
j != sources.end(); ++j)
{
cmSourceFile *curr = m_Makefile->GetSource(j->c_str());
// if we should wrap the class
if (!curr || !curr->GetPropertyAsBool("WRAP_EXCLUDE"))
{
cmSourceFile file;
if (curr)
{
file.SetProperty("ABSTRACT",curr->GetProperty("ABSTRACT"));
}
std::string srcName = cmSystemTools::GetFilenameWithoutExtension(*j);
std::string newName = srcName + "Tcl";
std::string hname = cdir + "/" + srcName + ".h";
file.SetName(newName.c_str(), m_Makefile->GetCurrentOutputDirectory(),
"cxx",false);
m_WrapHeaders.push_back(hname);
// add starting depends
file.GetDepends().push_back(hname);
m_WrapClasses.push_back(file);
sourceListValue += ";";
sourceListValue += newName + ".cxx";
}
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}
// add the init file
cmSourceFile cfile;
cfile.SetProperty("ABSTRACT","0");
std::string newName = m_LibraryName;
newName += "Init";
this->CreateInitFile(res);
cfile.SetName(newName.c_str(), m_Makefile->GetCurrentOutputDirectory(),
"cxx",false);
m_Makefile->AddSource(cfile);
m_Makefile->AddDefinition(m_SourceList.c_str(), sourceListValue.c_str());
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}
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return true;
}
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void cmVTKWrapTclCommand::FinalPass()
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{
// first we add the rules for all the .h to Tcl.cxx files
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size_t lastClass = m_WrapClasses.size();
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std::vector<std::string> depends;
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std::string wtcl = "${VTK_WRAP_TCL_EXE}";
std::string hints = "${VTK_WRAP_HINTS}";
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m_Makefile->ExpandVariablesInString(hints);
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// wrap all the .h files
depends.push_back(wtcl);
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if (strcmp("${VTK_WRAP_HINTS}",hints.c_str()))
{
depends.push_back(hints);
}
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for(size_t classNum = 0; classNum < lastClass; classNum++)
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{
m_Makefile->AddSource(m_WrapClasses[classNum]);
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std::vector<std::string> args;
args.push_back(m_WrapHeaders[classNum]);
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if (strcmp("${VTK_WRAP_HINTS}",hints.c_str()))
{
args.push_back(hints);
}
args.push_back((m_WrapClasses[classNum].GetPropertyAsBool("ABSTRACT") ? "0" : "1"));
std::string res = m_Makefile->GetCurrentOutputDirectory();
res += "/";
res += m_WrapClasses[classNum].GetSourceName() + ".cxx";
args.push_back(res);
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m_Makefile->AddCustomCommand(m_WrapHeaders[classNum].c_str(),
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wtcl.c_str(), args, depends,
res.c_str(), m_LibraryName.c_str());
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}
}
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bool cmVTKWrapTclCommand::CreateInitFile(std::string& res)
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{
/* we have to make sure that the name is the correct case */
std::string kitName = cmSystemTools::Capitalized(m_LibraryName);
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std::vector<std::string> classes;
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size_t lastClass = m_WrapHeaders.size();
size_t classNum;
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for(classNum = 0; classNum < lastClass; classNum++)
{
if (!m_WrapClasses[classNum].GetPropertyAsBool("ABSTRACT"))
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{
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std::string cls = m_WrapHeaders[classNum];
cls = cls.substr(0,cls.size()-2);
std::string::size_type pos = cls.rfind('/');
if(pos != std::string::npos)
{
cls = cls.substr(pos+1);
}
classes.push_back(cls);
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}
}
// open the init file
std::string outFileName =
m_Makefile->GetCurrentOutputDirectory();
outFileName += "/" + res;
return this->WriteInit(kitName.c_str(), outFileName, classes);
}
/* warning this code is also in getclasses.cxx under pcmaker */
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bool cmVTKWrapTclCommand::WriteInit(const char *kitName,
std::string& outFileName,
std::vector<std::string>& classes)
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{
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unsigned int i;
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std::string tempOutputFile = outFileName + ".tmp";
FILE *fout = fopen(tempOutputFile.c_str(),"w");
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if (!fout)
{
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cmSystemTools::Error("Failed to open TclInit file for ", tempOutputFile.c_str());
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return false;
}
// capitalized commands just once
std::vector<std::string> capcommands;
for (i = 0; i < m_Commands.size(); i++)
{
capcommands.push_back(cmSystemTools::Capitalized(m_Commands[i]));
}
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fprintf(fout,"#include \"vtkTclUtil.h\"\n");
fprintf(fout,
"extern \"C\"\n"
"{\n"
" typedef int (*vtkTclCommandType)(ClientData, Tcl_Interp *,int, char *[]);\n"
"}\n"
"\n");
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for (i = 0; i < classes.size(); i++)
{
fprintf(fout,"int %sCommand(ClientData cd, Tcl_Interp *interp,\n int argc, char *argv[]);\n",classes[i].c_str());
fprintf(fout,"ClientData %sNewCommand();\n",classes[i].c_str());
}
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if (!strcmp(kitName,"Vtkcommontcl"))
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{
fprintf(fout,"int vtkCommand(ClientData cd, Tcl_Interp *interp,\n"
" int argc, char *argv[]);\n");
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fprintf(fout,"\nTcl_HashTable vtkInstanceLookup;\n");
fprintf(fout,"Tcl_HashTable vtkPointerLookup;\n");
fprintf(fout,"Tcl_HashTable vtkCommandLookup;\n");
}
else
{
fprintf(fout,"\nextern Tcl_HashTable vtkInstanceLookup;\n");
fprintf(fout,"extern Tcl_HashTable vtkPointerLookup;\n");
fprintf(fout,"extern Tcl_HashTable vtkCommandLookup;\n");
}
fprintf(fout,"extern void vtkTclDeleteObjectFromHash(void *);\n");
fprintf(fout,"extern void vtkTclListInstances(Tcl_Interp *interp, ClientData arg);\n");
for (i = 0; i < m_Commands.size(); i++)
{
fprintf(fout,"\nextern \"C\" {int VTK_EXPORT %s_Init(Tcl_Interp *interp);}\n",
capcommands[i].c_str());
}
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fprintf(fout,"\n\nextern \"C\" {int VTK_EXPORT %s_SafeInit(Tcl_Interp *interp);}\n",
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kitName);
fprintf(fout,"\nextern \"C\" {int VTK_EXPORT %s_Init(Tcl_Interp *interp);}\n",
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kitName);
/* create an extern ref to the generic delete function */
fprintf(fout,"\nextern void vtkTclGenericDeleteObject(ClientData cd);\n");
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if (!strcmp(kitName,"Vtkcommontcl"))
{
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fprintf(fout,"extern \"C\"\n{\nvoid vtkCommonDeleteAssocData(ClientData cd)\n");
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fprintf(fout," {\n");
fprintf(fout," vtkTclInterpStruct *tis = static_cast<vtkTclInterpStruct*>(cd);\n");
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fprintf(fout," delete tis;\n }\n}\n");
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}
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/* the main declaration */
fprintf(fout,"\n\nint VTK_EXPORT %s_SafeInit(Tcl_Interp *interp)\n{\n",kitName);
fprintf(fout," return %s_Init(interp);\n}\n",kitName);
fprintf(fout,"\n\nint VTK_EXPORT %s_Init(Tcl_Interp *interp)\n{\n",
kitName);
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if (!strcmp(kitName,"Vtkcommontcl"))
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{
fprintf(fout,
" vtkTclInterpStruct *info = new vtkTclInterpStruct;\n");
fprintf(fout,
" info->Number = 0; info->InDelete = 0; info->DebugOn = 0;\n");
fprintf(fout,"\n");
fprintf(fout,"\n");
fprintf(fout,
" Tcl_InitHashTable(&info->InstanceLookup, TCL_STRING_KEYS);\n");
fprintf(fout,
" Tcl_InitHashTable(&info->PointerLookup, TCL_STRING_KEYS);\n");
fprintf(fout,
" Tcl_InitHashTable(&info->CommandLookup, TCL_STRING_KEYS);\n");
fprintf(fout,
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" Tcl_SetAssocData(interp,(char *) \"vtk\",NULL,(ClientData *)info);\n");
fprintf(fout,
" Tcl_CreateExitHandler(vtkCommonDeleteAssocData,(ClientData *)info);\n");
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/* create special vtkCommand command */
fprintf(fout," Tcl_CreateCommand(interp,(char *) \"vtkCommand\",\n"
" reinterpret_cast<vtkTclCommandType>(vtkCommand),\n"
" (ClientData *)NULL, NULL);\n\n");
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}
for (i = 0; i < m_Commands.size(); i++)
{
fprintf(fout," %s_Init(interp);\n", capcommands[i].c_str());
}
fprintf(fout,"\n");
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for (i = 0; i < classes.size(); i++)
{
fprintf(fout," vtkTclCreateNew(interp,(char *) \"%s\", %sNewCommand,\n",
classes[i].c_str(), classes[i].c_str());
fprintf(fout," %sCommand);\n",classes[i].c_str());
}
fprintf(fout," return TCL_OK;\n}\n");
fclose(fout);
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// copy the file if different
cmSystemTools::CopyFileIfDifferent(tempOutputFile.c_str(),
outFileName.c_str());
cmSystemTools::RemoveFile(tempOutputFile.c_str());
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return true;
}